TENS device



FIG. 1 is an enlarged bottom view of a TENS device;

FIG. 2 is a side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is an enlarged top view thereof;

FIG. 5 is a side view thereof; and,

FIG. 6 is a back view thereof.

The broken lines in the drawings are included for the purpose of illustrating portions of the TENS device and form no part of the claimed design. 

CLAIM The ornamental design for a TENS device, as shown and described. 